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On Sun, Jul 31, 2011 at 11:50 AM, Peter Humphrey |
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<peter@××××××××××××××.org> wrote: |
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> Hello list, |
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> |
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> My little Atom box's hard disk spins up every minute or so, and watching |
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> iotop I see it's jbd2 that does it. |
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> |
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> This is a kernel component, and the menuconfig help text says it's set |
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> automatically by having the block layer included (and who hasn't?) together |
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> with ext4. |
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> |
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> Google shows that others have similar problems. |
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> |
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> Before I re-create all the partitions as reiserfs - and remove ext4 from the |
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> kernel - does anyone have a lighter solution? |
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|
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If it's a polling commit-journal-to-disk behavior, there's certain to |
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be a configurable parameter somewhere to control the poll rate. |
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|
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However, if it's doing that, then it probably has something it needs |
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to write to disk. That might be metadata updates. Have you tried |
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adding things to your mount parameters like 'noatime' or 'relatime'? |
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What about "data=writeback"? |
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|
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-- |
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:wq |